Unknown Enhanced Serial Multi-4/PCI - two ways of downloading and installing the driver

Enhanced Serial Multi-4/PCI is a Multi Port Serial hardware device. This Windows driver was developed by Unknown. The hardware id of this driver is PCI/VEN_14a1&DEV_0604&REV_B0; this string has to match your hardware.

1. Install Unknown Enhanced Serial Multi-4/PCI driver manually

1. Download the driver setup file for Unknown Enhanced Serial Multi-4/PCI driver from the location below. This is the download link for the driver version 1.702.01.002 released on 2012-10-22.
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3. Start the driver installation file from a Windows account with administrative rights. If your UAC (User Access Control) is running then you will have to confirm the installation of the driver and run the setup with administrative rights.
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5. Go through the driver installation wizard, which should be quite straightforward. The driver installation wizard will scan your PC for compatible devices and will install the driver.
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7. Shutdown and restart your PC and enjoy the new driver, as you can see it was quite smple.
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This driver is not digitally signed.

This driver was rated with an average of 3.2 stars by 52279 users.

2. How to use DriverMax to install Unknown Enhanced Serial Multi-4/PCI driver

The most important advantage of using DriverMax is that it will install the driver for you in just a few seconds and it will keep each driver up to date. How can you install a driver using DriverMax? Let's follow a few steps!

1. Open DriverMax and push on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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3. Take a look at the list of driver updates. Search the list until you find the Unknown Enhanced Serial Multi-4/PCI driver. Click the Update button.
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5. That's it, you installed your first driver!
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